Steam

Although most energy in the United States is produced by fossil-fuel and nuclear power plants, hydroelectricity is still important to the Nation, as about 7 percent of total power is produced by hydroelectric plants.

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What is the National Map?

- The National Map is a framework for geographic knowledge needed by the Nation. It provides public access to consistent, high quality, geospatial data and information from multiple partners to help inform decision making by resource managers and the public.

- Ice shelves are retreating along the Antarctic Peninsula due to climate change. This could result in glacier retreat and sea-level rise if warming continues. USGS scientist Jane Ferrigno discusses the USGS project that is for the first time studying the entire Antarctic coastline in detail.